EGW Trijicon RMR / SRO & Holosun 407C / 507C Red Dot Mount for Glock Pistols. Upgrade your Glock pistol with this quality red dot mount plate from EGW. The mount will fit most Glock slides including Canik TP9SA/TP9SF and Bersa BP9CC pistols. Slides already cut for optics or the Glock MOS will not fit this mounting plate. The black anodized aluminum plate installs in the rear dovetail of the slide to fit a wide range of red dot sights such as the Trijicon RMR / SRO, the Holosun 407C / 507C Series and Swampfox optics. Upgrade your firearm with high-quality parts and accessories manufactured in the USA from EGW.